From mboxrd@z Thu Jan  1 00:00:00 1970
From: ratheesh k <ratheesh.ksz@gmail.com>
Subject: Re: printf *%f
Date: Wed, 12 Jan 2011 14:44:33 +0530
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To: Bert Wesarg <bert.wesarg@googlemail.com>
Cc: Fei Zhao <skywalkzf@gmail.com>, linux-c-programming@vger.kernel.org

On Wed, Jan 12, 2011 at 2:32 PM, Bert Wesarg <bert.wesarg@googlemail.co=
m> wrote:
> On Wed, Jan 12, 2011 at 09:59, Fei Zhao <skywalkzf@gmail.com> wrote:
>> I mean's that when to use=A0printf("%*.*f" , 4, 2 , x) ; in linux ke=
rnel or
>> our practical use?

If you want to control the format dynamically.
scanf("%d" , &first);
scanf("%d" , %second);
printf("%*.*f", first ,second , x);

> I don't know when you want to use such calls, how should I? And what
> has the linux kernel to do with this, this doesn't came up before, an=
d
> what is '*our* practical use'?
>
> Bert
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